To learn more about decoding Protect-O-Plate tags place your mouse over a section for detailed information or refer to the chart below.

1969 Camaro Protect o Plate Example

Loc.
Description
Explanation
1
Interior Trim.
This code indicates the vehicles interior trim paint. This code will correspond with the code seen on the vehicles trim tag. For more information on interior codes please refer to the trim tag decoding section.
2
Exterior Paint
This code indicated the vehicles exterior color combination. For more information on the exterior colors available for the Camaro line refer to the trim tag decoding section.
3
Vehicle Identification Number
This code represent the vehicles individual identification number. For complete information on the decoding of VIN tags please refer to the VIN tag decoding section.
4
Carburetor Source Code
This code indicates the manufacturer of the carburetor supplied at the factory for the vehicles engine.
B= Bay City
C= Carter
H= Holley
R= Rochester
5
Engine Production Number
This code indicates the manufacturing plant, month, day and type of engine the vehicle was equipped with form the factory. Please refer to the engine part ID section for complete engine decoding and suffix code information.
6
Rear Axle ID Number
This code indicates the vehicles axle type and ratio, month, day and plant of manufacture. Please refer tot eh axle decoding section for complete decoding information and available axle codes.
7
Vehicle Build Month
This code indicates the vehicle build month. This code will not always reflect the same code indicated on the vehicles firewall trim tag.
8= August, 1967
9= September, 1967
0= October, 1967
N= November, 1967
D= December, 1967
1= January, 1968
2= February, 1968
3= March, 1968
4= April, 1968
5= May, 1968
6= June, 1968
7= July, 1968
8
Transmission ID Number
This code indicates the type of transmission installed in the vehicle as well as the build year, month and day of the month it was assembled.
Examples:

For Manual Transmissions.
P8E23= P- Muncie 4-Speed, 8- 1968, E- May, 23- 23rd day of the month.

For Turbo Hydromatic Transmissions.

68C298= 68- 1968, C- 396cid 8cyl, 298- 276th day of the 1968 calendar year.

Transmission Source Code
3- Speed

S= Saginaw
D= Saginaw 3-Speed
M= Muncie
K= McKinnon Industries
4- Speed
K= McKinnon Industries
R= Saginaw
P= Muncie
Torque Drive
 A= Cleveland
Powerglide
C= Cleveland
T= Toledo
E= McKinnon Industries
TH350

B= Cleveland
Y= Toledo
X= Cleveland

Calendar Month
A= January
B= February
C= March
D= April
E= May
H= June
K= July
M= August
P= September
R= October
S= November
T= December
9
Power Steering/Brake Options
A code located in this position indicates that the vehicle was equipped with power steering, power brakes or both.
1= RPO N40 Power Steering
2= RPO J50 Power Brakes
3= Both RPO N40 and J50
10
Radio/Clock Group
Indicates that the vehicle was equipped with either a clock or radio. Often there is not code in this location even when equipped.
11
Radio Code
Indicates the type of radio that the vehicle was equipped with.
1= RPO U80 Rear Speaker.
2= RPO U79 AM/FM Radio with 4 speaker system.
3= RPO U63 AM Push Button Radio with front telescoping antenna.
4= RPO U63 AM Radio with RPO U80 rear mounted speaker.
5= RPO U69 AM/FM Push Button Radio with fixed height front antenna.
6= RPO U69 AM/FM Radio with RPO U80 rear mounted speaker.
7= RPO U69 AM/FM Push Button Radio with 4 speaker system.
12
Disc Brake Option
This code indicates if the vehicle was equipped with either disc brakes or special purpose suspension.
3= RPO J52 Disc Brakes
5= RPO J52 Disc Brakes if RPO F41 Special Purpose Suspension.
9= RPO J52 Disc Brakes with RPO J56 Power Brake Assist.
13
Air Conditioning
This code indicates if the vehicle was equipped with air conditioning or received a heater delete credit.
1= RPO C60 Air Conditioning.
4= RPO C48 Heater and defroster Credit.
14
Power Window Option
This code indicates if the vehicle was equipped with power windows, door edge guards or both.
1= RPO A31 Power Electric Windows
4= RPO N65 Space Saver Spare Tire.
5= RPO A31 Power Windows and RPO N65 Space Saver Spare.
15
Power Seat Option
Not available on the Camaro Model line and will be left black.
16
Chevrolet Trade Mark
17
Dealer Supplied Info
This area will in most cases have the name and address of the first purchasing owner of the vehicle and will be applied by the dealership when the vehicle is sold. In some cases it has been found that later dealers when reselling this vehicle s a used car will replace the name with the new owner but from what we have seen so far this is not a common practice.